Diamond-shaped flange unit



FIG. 1 is a perspective view of the diamond-shaped flange unit;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevation view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a left side view; and,

FIG. 7 is a right side view thereof. 

The ornamental design for a diamond-shaped flange unit, as shown and described. 